Made article extractor button brighter

Mac/Resources/Assets.xcassets/articleExtractor.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticle.pdf"
+      "filename" : "ArticleExtractor.pdf"
     }
   ],
   "info" : {

Mac/Resources/Assets.xcassets/articleExtractorError.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticleError.png"
+      "filename" : "ArticleExtractorError.pdf"
     }
   ],
   "info" : {

Mac/Resources/Assets.xcassets/articleExtractorProgress1.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticleProgress1.pdf"
+      "filename" : "ArticleExtractorProgress1.pdf"
     }
   ],
   "info" : {

Mac/Resources/Assets.xcassets/articleExtractorProgress2.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticleProgress2.pdf"
+      "filename" : "ArticleExtractorProgress2.pdf"
     }
   ],
   "info" : {

Mac/Resources/Assets.xcassets/articleExtractorProgress3.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticleProgress3.pdf"
+      "filename" : "ArticleExtractorProgress3.pdf"
     }
   ],
   "info" : {

Mac/Resources/Assets.xcassets/articleExtractorProgress4.imageset/Contents.json

@@ -2,7 +2,7 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "FullArticleProgress4.pdf"
+      "filename" : "ArticleExtractorProgress4.pdf"
     }
   ],
   "info" : {